ET. AL., SHILPA M K,. Automation of post box using IoT Technology. Turkish Journal of Computer and Mathematics Education (TURCOMAT), [S. l.], v. 12, n. 11, p. 1666–1672, 2021. DOI: 10.17762/turcomat.v12i11.6101. Disponível em: https://www.turcomat.org/index.php/turkbilmat/article/view/6101. Acesso em: 27 nov. 2025.